2026-10-13T02:51:20Z https://www.scidb.cn/oai

10.57760/sciencedb.IGA.00403 2023-09-14T16:19:52Z

2023-09-14 Dataset for the Distribution of Alkaline Hydrolyzed Nitrogen in 100m Soil of Helen City (2012) doi:10.57760/sciencedb.iga.00403 en a. Data content (data file/table name, including observation index content) The 100m soil alkaline nitrogen distribution dataset in Helen City (2012) reflects the distribution of soil alkaline nitrogen in a typical black soil area of Helen City in 2012, including an indicator of soil alkaline nitrogen. b. Construction purpose By tracking and analyzing the evolution of soil fertility in the typical black soil area of Helen City, data support is provided for the sustainable development of black soil in Northeast China. c. Service object It can widely serve managers, producers, and scientific researchers in related disciplines such as agriculture, forestry, animal husbandry, etc. d. Time range of data 2012 e. The spatial range of data Hailun City, Heilongjiang Province Hailun City, Heilongjiang Prov; Alkaline Hydrolyzed Nitrogen; 2012 宋春雨 PUBLIC https://creativecommons.org/publicdomain/zero/1.0/ dataset Science Data Bank